Weight To Volume Converter. This conversion tool has been designed to help convert between weight and volume. However, before you continue, you should be aware that this type of conversion is not as easy as it sounds. As explained in the article how to convert from volume to weight, to convert between weight and volume accurately, you need to know the density of the substance that you are trying to convert.
Pumice is a light-colored vesicular igneous rock. It forms through very rapid solidification of a melt. The vesicular texture is a result of gas trapped in the melt at the time of solidification. The specimen shown above is about two inches (five centimeters) across.
Pumice is a rock formed during explosive volcanic eruptions. It has a wide variety of uses. Image of Earth's internal structure by USGS-Mohorovicic Discontinuity (red line) added by Geology.com. Thickness of Earth's crust by USGS-since the Moho is at the base of the crust this map also shows depth to Moho.